If you use a gasoline-powered V-8 pickup or SUV to tow a trailer, chances are you're going to eventually have an exhaust leak caused by broken manifold bolts or studs. We have a 2004 Dodge Durango ...

We may receive a commission on purchases made from links. An engine relies heavily on air to make the combustion process work properly. The exhaust manifold, which is attached to the engine block, ...